Critical severity · published Oct 10, 2026
CVE-2026-81797
WordPress Buzz Stone | Magazine & Viral Blog WordPress Theme theme <= 1.0.2 - PHP Object Injection vulnerability
9.8
CVSS
0.3%
EPSS
No
On KEV
Description
Unauthenticated PHP Object Injection in Buzz Stone | Magazine & Viral Blog WordPress Theme <= 1.0.2 versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BS
Buzz Stone | Magazine & Viral Blog WordPress Theme · ThemeRex
through 1.0.2 · source: vendor
Affected product
BS
Buzz Stone | Magazine & Viral Blog WordPress Theme
ThemeRex
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-81797
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-81797
vdb-entry
https://patchstack.com/database/wordpress/theme/buzzstone/vulnerability/wordpress-buzz-stone-magazine-viral-blog-wordpress-theme-theme-1-0-2-php-object-injection-vulnerability?_s_id=cve